crossbar parts manuel

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The spring in the hinge case or end case assembly lifts the crossbar and both lever arms.  If broken, the crossbar and lever arms will drop down. The weight of the crossbar and levers will automati...
55 and 88 are both crossbar exit devices.  55 Series is used on narrow stile applications, 88 is for wider stile applications. See attached tables for 55 and 88 series minimum stile requirement...
Number of reasons could Von Duprin 55 or 88 series cross bar to sag. Attached are the reasons that could cause the cross bar to sag or not lift. The hinge case spring lifts both lever arms and t...
The 1690 device was designed to replace the older 1990 crossbar device & all  holes would be covered or filled in with set screws.
The Request for Exit (RX) is available on the 55 and 88 Series Von Duprin devices.The RX switch is installed in the end case of 55 and 88 series exit devices.There is no kit to field install the RX...
The 8847-F is for hollow metal doors only and can not be used on Wood doors.
55, 88, XX
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